1
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Calculate molar mass of an element having density $8.6 \mathrm{~g} \mathrm{~cm}^{-3}$ if it forms bec structure $\left[\mathrm{a}^3 \times \mathrm{N}_{\mathrm{A}}=22.0 \mathrm{~cm}^3 \mathrm{~mol}^{-1}\right]$

A
$106.18 \mathrm{~g} \mathrm{~mol}^{-1}$
B
$94.6 \mathrm{~g} \mathrm{~mol}^{-1}$
C
$88.25 \mathrm{~g} \mathrm{~mol}^{-1}$
D
$80.16 \mathrm{~g} \mathrm{~mol}^{-1}$
2
MHT CET 2024 4th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
 

Calculate the radius of metal atom if it forms bec unit cell having edge length 530 pm.

A
229.5 pm
B
187.4 pm
C
459.0 pm
D
265.2 pm
3
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Which from the following statements is NOT true regarding crystalline solid?

A
There is a regularity and periodicity in arrangement of constituent particles.
B
It is isotropic.
C
It melts at definite temperature.
D
It has different magnitudes for refractive index in every direction.
4
MHT CET 2024 3rd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Find the void volume of bec unit cell in $\mathrm{cm}^3$ if volume of unit cell is $1.5 \times 10^{-22} \mathrm{~cm}^3$.

A
$4.8 \times 10^{-23}$
B
$3.6 \times 10^{-23}$
C
$2.4 \times 10^{-23}$
D
$1.2 \times 10^{-23}$
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